/Engine/Source/Runtime/Engine/Classes/Curves/SimpleCurve.h
A rich, editable float curve
struct FSimpleCurve : public [FRealCurve](API\Runtime\Engine\Curves\FRealCurve)
TEnumAsByte< ER...
InterpMode
Interpolation mode between this key and the next
TArray<FSimple...
Keys
Sorted array of keys